Description

Ammonium Lanthanum(3+) Disulphate is a specialized inorganic salt of lanthanum, a rare earth element, with the CAS registry number 21995-32-4. This compound is valued for its role as a high-purity precursor in advanced material synthesis and catalysis, offering consistent quality critical for research and industrial processes. It is primarily sought by manufacturers and R&D laboratories in the fields of specialty catalysts, phosphors, and electronic ceramics.

Application

• Catalyst Precursor: Used in the synthesis of specialized catalysts for petroleum refining and organic synthesis reactions.
• Phosphor Manufacturing: Serves as a key starting material in the production of lanthanum-based phosphors for lighting and display technologies.
• Electronic Ceramics: An essential raw material for formulating dielectric and piezoelectric ceramics used in capacitors and sensors.
• Glass & Optical Materials: Employed to modify the refractive index and stability of specialty optical glasses.
• Chemical Research: Acts as a reagent in inorganic and materials chemistry research for developing new compounds.
• Surface Treatment: Used in coatings and surface modification processes to impart specific chemical properties.

Basic Information

Product Name	Ammonium Lanthanum(3+) Disulphate
CAS No.	21995-32-4
Molecular Formula	La(NH4)(SO4)2 (commonly represented)
Molecular Weight	Contact for details
Synonyms	Ammonium Lanthanum Sulfate; Lanthanum Ammonium Sulfate; Ammonium Lanthanum Disulfate; Lanthanum(3+) ammonium disulfate; Diammonium lanthanum tris(sulphate); Lanthanum ammonium sulphate; UNII-9F5S6W3VRE
EINECS	Contact for details

Quality Control

Our Ammonium Lanthanum(3+) Disulphate is produced and handled under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be kept under dry conditions to prevent caking or decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (La2O3 basis)	≥ 99.0%
Purity (by ICP-OES)	≥ 99.9%
Chloride (Cl)	≤ 0.01%
Iron (Fe)	≤ 0.005%
Loss on Drying	≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.